Home / 10,546.92-15,818.16-3,972.96

Finding the Fourth Proportional to 10,546.92, 15,818.16 and 3,972.96

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Solution

The fourth proportional to 10,546.92, 15,818.16 and 3,972.96 is: 5,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.92 : 15,818.16 = 3,972.96 : x
  2. Step 2: Convert to fraction form
    10,546.92/15,818.16 = 3,972.96/x
  3. Step 3: Cross multiply
    10,546.92x = 15,818.16 × 3,972.96
  4. Step 4: Simplify right side
    10,546.92x = 62,844,916.95
  5. Step 5: Solve for x
    x = 62,844,916.95/10,546.92
  6. Step 6: Final answer
    x = 5,958.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.